(19)
(11) EP 4 409 426 A1

(12)

(43) Date of publication:
07.08.2024 Bulletin 2024/32

(21) Application number: 22874029.6

(22) Date of filing: 30.09.2022
(51) International Patent Classification (IPC): 
G06F 16/21(2019.01)
G06F 16/27(2019.01)
 G06F 16/23(2019.01)
(52) Cooperative Patent Classification (CPC):
G06F 16/9024
(86) International application number:
PCT/CA2022/051456
(87) International publication number:
WO 2023/050012 (06.04.2023 Gazette 2023/14)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 30.09.2021 US 202163250436 P

(71) Applicant: Ureeqa Inc.
Kitchener, ON N2H 5B7 (CA)

(72) Inventors:
  • KHANDELWAL, Harsch
    Kitchener, Ontario N2H 5B7 (CA)
  • DE JONG, Matt
    Kitchener, Ontario N2H 5B7 (CA)

(74) Representative: Lippert Stachow Patentanwälte Rechtsanwälte Partnerschaft mbB 
Krenkelstraße 3
01309 Dresden
01309 Dresden (DE)

   


(54) GROUPS A AND B: SYSTEM AND METHOD FOR DECENTRALIZED TIMESTAMPING OF A SUBMISSION OF CONTENT ONTO A BLOCKCHAIN GROUP C: METHOD FOR TIMESTAMPING VERIFICATION OF A SUBMISSION OF CONTENT ONTO A BLOCKCHAIN